Java 类com.intellij.openapi.vfs.encoding.EncodingRegistry 实例源码

项目：intellij-ce-playground 文件：VirtualFile.java

public VirtualFile copy(final Object requestor, @NotNull final VirtualFile newParent, @NotNull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      return getFileSystem().copyFile(requestor, VirtualFile.this, newParent, copyName);
    }
  });
}

项目：intellij-ce-playground 文件：VirtualFileSystemEntry.java

@Override
public VirtualFile copy(final Object requestor, @NotNull final VirtualFile newParent, @NotNull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      return ourPersistence.copyFile(requestor, VirtualFileSystemEntry.this, newParent, copyName);
    }
  });
}

项目：tools-idea 文件：ApplicationManager.java

public static void setApplication(@NotNull Application instance,
                                  @NotNull Getter<FileTypeRegistry> fileTypeRegistryGetter,
                                  @NotNull Getter<EncodingRegistry> encodingRegistryGetter,
                                  @NotNull Disposable parent) {
  final Application old = ourApplication;
  final Getter<FileTypeRegistry> oldFileTypeRegistry = FileTypeRegistry.ourInstanceGetter;
  final Getter<EncodingRegistry> oldEncodingRegistry = EncodingRegistry.ourInstanceGetter;
  Disposer.register(parent, new Disposable() {
    @Override
    public void dispose() {
      if (old != null) { // to prevent NPEs in threads still running
        setApplication(old);
        //noinspection AssignmentToStaticFieldFromInstanceMethod
        FileTypeRegistry.ourInstanceGetter = oldFileTypeRegistry;
        //noinspection AssignmentToStaticFieldFromInstanceMethod
        EncodingRegistry.ourInstanceGetter = oldEncodingRegistry;
      }
    }
  });
  setApplication(instance);
  FileTypeRegistry.ourInstanceGetter = fileTypeRegistryGetter;
  EncodingRegistry.ourInstanceGetter = encodingRegistryGetter;
}

项目：tools-idea 文件：VirtualFile.java

public VirtualFile copy(final Object requestor, @NotNull final VirtualFile newParent, @NotNull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      return getFileSystem().copyFile(requestor, VirtualFile.this, newParent, copyName);
    }
  });
}

项目：tools-idea 文件：PlatformLiteFixture.java

public void initApplication() {
  //if (ApplicationManager.getApplication() instanceof MockApplicationEx) return;
  final MockApplicationEx instance = new MockApplicationEx(getTestRootDisposable());
  ApplicationManager.setApplication(instance,
                                    new Getter<FileTypeRegistry>() {
                                      @Override
                                      public FileTypeRegistry get() {
                                        return FileTypeManager.getInstance();
                                      }
                                    },
                                    new Getter<EncodingRegistry>() {
                                      @Override
                                      public EncodingRegistry get() {
                                        return EncodingManager.getInstance();
                                      }
                                    },
                                    getTestRootDisposable());
  getApplication().registerService(EncodingManager.class, EncodingManagerImpl.class);
}

项目：tools-idea 文件：VirtualFileSystemEntry.java

@Override
public VirtualFile copy(final Object requestor, @NotNull final VirtualFile newParent, @NotNull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      return ourPersistence.copyFile(requestor, VirtualFileSystemEntry.this, newParent, copyName);
    }
  });
}

项目：tools-idea 文件：DiffContentRevision.java

@Nullable
public String getContent() throws VcsException {
  if (myContents == null) {
    BufferExposingByteArrayOutputStream bos = new BufferExposingByteArrayOutputStream(2048);
    try {
      myRepository.getFile(myPath, -1, null, bos);
      myRepository.closeSession();
    } catch (SVNException e) {
      throw new VcsException(e);
    }
    final byte[] bytes = bos.toByteArray();
    final Charset charset = myFilePath.getCharset();
    myContents = charset == null ? CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset()) : CharsetToolkit.bytesToString(bytes, charset);
  }
  return myContents;
}

项目：consulo 文件：VirtualFile.java

public VirtualFile copy(final Object requestor, @Nonnull final VirtualFile newParent, @Nonnull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      return getFileSystem().copyFile(requestor, VirtualFile.this, newParent, copyName);
    }
  });
}

项目：intellij-ce-playground 文件：NewVirtualFile.java

@Override
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (!exists()) {
    throw new IOException("File to move does not exist: " + getPath());
  }

  if (!newParent.exists()) {
    throw new IOException("Destination folder does not exist: " + newParent.getPath());
  }

  if (!newParent.isDirectory()) {
    throw new IOException("Destination is not a folder: " + newParent.getPath());
  }

  final VirtualFile child = newParent.findChild(getName());
  if (child != null) {
    throw new IOException("Destination already exists: " + newParent.getPath() + "/" + getName());
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, NewVirtualFile.this, newParent);
      return NewVirtualFile.this;
    }
  });
}

项目：intellij-ce-playground 文件：IdeaGateway.java

public String stringFromBytes(@NotNull byte[] bytes, @NotNull String path) {
  try {
    VirtualFile file = findVirtualFile(path);
    if (file == null) {
      return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
    }
    return new String(bytes, file.getCharset().name());
  }
  catch (UnsupportedEncodingException e1) {
    return new String(bytes);
  }
}

项目：intellij-ce-playground 文件：VirtualFile.java

/**
 * Moves this file to another directory. This method should be only called within write-action.
 * See {@link Application#runWriteAction}.
 *
 * @param requestor any object to control who called this method. Note that
 *                  it is considered to be an external change if <code>requestor</code> is <code>null</code>.
 *                  See {@link VirtualFileEvent#getRequestor}
 * @param newParent the directory to move this file to
 * @throws IOException if file failed to be moved
 */
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, VirtualFile.this, newParent);
      return VirtualFile.this;
    }
  });
}

项目：intellij-ce-playground 文件：VirtualFile.java

/**
 * @return Retrieve the charset file has been loaded with (if loaded) and would be saved with (if would).
 */
@NotNull
public Charset getCharset() {
  Charset charset = getStoredCharset();
  if (charset == null) {
    charset = EncodingRegistry.getInstance().getDefaultCharset();
    setCharset(charset);
  }
  return charset;
}

项目：intellij-ce-playground 文件：VirtualFileSystemEntry.java

@Override
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      ourPersistence.moveFile(requestor, VirtualFileSystemEntry.this, newParent);
      return VirtualFileSystemEntry.this;
    }
  });
}

项目：intellij-ce-playground 文件：LoadTextUtil.java

@NotNull
public static Charset detectCharset(@NotNull VirtualFile virtualFile, @NotNull byte[] content, @NotNull FileType fileType) {
  Charset charset = null;

  Trinity<Charset,CharsetToolkit.GuessedEncoding, byte[]> guessed = guessFromContent(virtualFile, content, content.length);
  if (guessed != null && guessed.first != null) {
    charset = guessed.first;
  }
  else {
    String charsetName = fileType.getCharset(virtualFile, content);

    if (charsetName == null) {
      Charset specifiedExplicitly = EncodingRegistry.getInstance().getEncoding(virtualFile, true);
      if (specifiedExplicitly != null) {
        charset = specifiedExplicitly;
      }
    }
    else {
      charset = CharsetToolkit.forName(charsetName);
    }
  }

  if (charset == null) {
    charset = EncodingRegistry.getInstance().getDefaultCharset();
  }
  if (fileType.getName().equals("Properties") && EncodingRegistry.getInstance().isNative2Ascii(virtualFile)) {
    charset = Native2AsciiCharset.wrap(charset);
  }
  virtualFile.setCharset(charset);
  return charset;
}

项目：intellij-ce-playground 文件：ContentRevisionCache.java

private static String bytesToString(FilePath path, @NotNull byte[] bytes) {
  Charset charset = null;
  if (path.getVirtualFile() != null) {
    charset = path.getVirtualFile().getCharset();
  }

  if (charset != null) {
    int bomLength = CharsetToolkit.getBOMLength(bytes, charset);
    final CharBuffer charBuffer = charset.decode(ByteBuffer.wrap(bytes, bomLength, bytes.length - bomLength));
    return charBuffer.toString();
  }

  return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
}

项目：intellij-ce-playground 文件：PropertiesFileType.java

@Override
public String getCharset(@NotNull VirtualFile file, @NotNull final byte[] content) {
  Charset charset = EncodingRegistry.getInstance().getDefaultCharsetForPropertiesFiles(file);
  if (charset == null) {
    charset = CharsetToolkit.getDefaultSystemCharset();
  }
  return charset.name();
}

项目：CMaker 文件：CMakeFileType.java

@Nullable
@Override
public String getCharset(@NotNull VirtualFile virtualFile, @NotNull byte[] bytes) {
    Charset charset = EncodingRegistry.getInstance().getDefaultCharsetForPropertiesFiles(virtualFile);
    if (charset == null) {
        charset = CharsetToolkit.getDefaultSystemCharset();
    }
    return charset.name();
}

项目：tools-idea 文件：NewVirtualFile.java

@Override
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (!exists()) {
    throw new IOException("File to move does not exist: " + getPath());
  }

  if (!newParent.exists()) {
    throw new IOException("Destination folder does not exist: " + newParent.getPath());
  }

  if (!newParent.isDirectory()) {
    throw new IOException("Destination is not a folder: " + newParent.getPath());
  }

  final VirtualFile child = newParent.findChild(getName());
  if (child != null) {
    throw new IOException("Destination already exists: " + newParent.getPath() + "/" + getName());
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, NewVirtualFile.this, newParent);
      return NewVirtualFile.this;
    }
  });
}

项目：tools-idea 文件：BinaryContent.java

@SuppressWarnings({"EmptyCatchBlock"})
@Nullable
public Document getDocument() {
  if (myDocument == null) {
    if (isBinary()) return null;

    String text = null;
    try {
      if (myCharset == null) {
        text = CharsetToolkit.bytesToString(myBytes, EncodingRegistry.getInstance().getDefaultCharset());
      }
      else {
        text = CharsetToolkit.bytesToString(myBytes, myCharset);
      }
    }
    catch (IllegalCharsetNameException e) {
    }

    //  Still NULL? only if not supported or an exception was thrown.
    //  Decode a string using the truly default encoding.
    if (text == null) text = new String(myBytes);
    text = LineTokenizer.correctLineSeparators(text);

    myDocument = EditorFactory.getInstance().createDocument(text);
    myDocument.setReadOnly(true);
  }
  return myDocument;
}

项目：tools-idea 文件：IdeaGateway.java

public String stringFromBytes(@NotNull byte[] bytes, @NotNull String path) {
  try {
    VirtualFile file = findVirtualFile(path);
    if (file == null) {
      return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
    }
    return new String(bytes, file.getCharset().name());
  }
  catch (UnsupportedEncodingException e1) {
    return new String(bytes);
  }
}

项目：tools-idea 文件：VirtualFile.java

/**
 * Moves this file to another directory. This method should be only called within write-action.
 * See {@link com.intellij.openapi.application.Application#runWriteAction}.
 *
 * @param requestor any object to control who called this method. Note that
 *                  it is considered to be an external change if <code>requestor</code> is <code>null</code>.
 *                  See {@link VirtualFileEvent#getRequestor}
 * @param newParent the directory to move this file to
 * @throws IOException if file failed to be moved
 */
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, VirtualFile.this, newParent);
      return VirtualFile.this;
    }
  });
}

项目：tools-idea 文件：VirtualFile.java

/**
 * @return Retrieve the charset file has been loaded with (if loaded) and would be saved with (if would).
 */
public Charset getCharset() {
  Charset charset = getStoredCharset();
  if (charset == null) {
    charset = EncodingRegistry.getInstance().getDefaultCharset();
    setCharset(charset);
  }
  return charset;
}

项目：tools-idea 文件：VirtualFileSystemEntry.java

@Override
public void move(final Object requestor, @NotNull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      ourPersistence.moveFile(requestor, VirtualFileSystemEntry.this, newParent);
      return VirtualFileSystemEntry.this;
    }
  });
}

项目：tools-idea 文件：LoadTextUtil.java

private static Charset detectCharset(@NotNull VirtualFile virtualFile, @NotNull byte[] content) {
  Charset charset = null;

  Trinity<Charset,CharsetToolkit.GuessedEncoding, byte[]> guessed = guessFromContent(virtualFile, content, content.length);
  if (guessed != null && guessed.first != null) {
    charset = guessed.first;
  }
  else {
    FileType fileType = virtualFile.getFileType();
    String charsetName = fileType.getCharset(virtualFile, content);

    if (charsetName == null) {
      Charset specifiedExplicitly = EncodingRegistry.getInstance().getEncoding(virtualFile, true);
      if (specifiedExplicitly != null) {
        charset = specifiedExplicitly;
      }
    }
    else {
      charset = CharsetToolkit.forName(charsetName);
    }
  }

  charset = charset == null ? EncodingRegistry.getInstance().getDefaultCharset() : charset;
  if (EncodingRegistry.getInstance().isNative2Ascii(virtualFile)) {
    charset = Native2AsciiCharset.wrap(charset);
  }
  virtualFile.setCharset(charset);
  return charset;
}

项目：tools-idea 文件：LoadTextUtil.java

@Nullable("null means no luck, otherwise it's tuple(guessed encoding, hint about content if was unable to guess, BOM)")
public static Trinity<Charset, CharsetToolkit.GuessedEncoding, byte[]> guessFromContent(@NotNull VirtualFile virtualFile, @NotNull byte[] content, int length) {
  EncodingRegistry settings = EncodingRegistry.getInstance();
  boolean shouldGuess = settings != null && settings.isUseUTFGuessing(virtualFile);
  CharsetToolkit toolkit = shouldGuess ? new CharsetToolkit(content, EncodingRegistry.getInstance().getDefaultCharset()) : null;
  String detectedFromBytes = null;
  try {
    if (shouldGuess) {
      toolkit.setEnforce8Bit(true);
      Charset charset = toolkit.guessFromBOM();
      if (charset != null) {
        detectedFromBytes = AUTO_DETECTED_FROM_BOM;
        byte[] bom = CharsetToolkit.getMandatoryBom(charset);
        if (bom == null) bom = CharsetToolkit.UTF8_BOM;
        return Trinity.create(charset, null, bom);
      }
      CharsetToolkit.GuessedEncoding guessed = toolkit.guessFromContent(length);
      if (guessed == CharsetToolkit.GuessedEncoding.VALID_UTF8) {
        detectedFromBytes = "auto-detected from bytes";
        return Trinity.create(CharsetToolkit.UTF8_CHARSET, guessed, null); //UTF detected, ignore all directives
      }
      return Trinity.create(null, guessed,null);
    }
    return null;
  }
  finally {
    setCharsetWasDetectedFromBytes(virtualFile, detectedFromBytes);
  }
}

项目：tools-idea 文件：ContentRevisionCache.java

private static String bytesToString(FilePath path, @NotNull byte[] bytes) {
  Charset charset = null;
  if (path.getVirtualFile() != null) {
    charset = path.getVirtualFile().getCharset();
  }

  if (charset != null) {
    int bomLength = CharsetToolkit.getBOMLength(bytes, charset);
    final CharBuffer charBuffer = charset.decode(ByteBuffer.wrap(bytes, bomLength, bytes.length - bomLength));
    return charBuffer.toString();
  }

  return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
}

项目：tools-idea 文件：PlaybackDebugger.java

private void loadFrom(@NotNull VirtualFile file) {
  try {
    final String text = CharsetToolkit.bytesToString(file.contentsToByteArray(), EncodingRegistry.getInstance().getDefaultCharset());
    fillDocument(text);
    myChanged = false;
  }
  catch (IOException e) {
    Messages.showErrorDialog(e.getMessage(), "Cannot load file");
  }
}

项目：tools-idea 文件：CvsContentRevision.java

@Nullable
public String getContent() throws VcsException {
  if (myContent == null) {
    byte[] content = loadContent();
    if (content != null) {
      final Charset charset = myLocalFile.getCharset();
      myContent = charset == null ? CharsetToolkit.bytesToString(content, EncodingRegistry.getInstance().getDefaultCharset()) : CharsetToolkit.bytesToString(content, charset);
    }
  }
  return myContent;
}

项目：consulo 文件：NewVirtualFile.java

@Override
public void move(final Object requestor, @Nonnull final VirtualFile newParent) throws IOException {
  if (!exists()) {
    throw new IOException("File to move does not exist: " + getPath());
  }

  if (!newParent.exists()) {
    throw new IOException("Destination folder does not exist: " + newParent.getPath());
  }

  if (!newParent.isDirectory()) {
    throw new IOException("Destination is not a folder: " + newParent.getPath());
  }

  final VirtualFile child = newParent.findChild(getName());
  if (child != null) {
    throw new IOException("Destination already exists: " + newParent.getPath() + "/" + getName());
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, NewVirtualFile.this, newParent);
      return NewVirtualFile.this;
    }
  });
}

项目：consulo 文件：IdeaGateway.java

public String stringFromBytes(@Nonnull byte[] bytes, @Nonnull String path) {
  try {
    VirtualFile file = findVirtualFile(path);
    if (file == null) {
      return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
    }
    return new String(bytes, file.getCharset().name());
  }
  catch (UnsupportedEncodingException e1) {
    return new String(bytes);
  }
}

项目：consulo 文件：VirtualFile.java

/**
 * Moves this file to another directory. This method should be only called within write-action.
 * See {@link Application#runWriteAction}.
 *
 * @param requestor any object to control who called this method. Note that
 *                  it is considered to be an external change if <code>requestor</code> is <code>null</code>.
 *                  See {@link VirtualFileEvent#getRequestor}
 * @param newParent the directory to move this file to
 * @throws IOException if file failed to be moved
 */
public void move(final Object requestor, @Nonnull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, new ThrowableComputable<VirtualFile, IOException>() {
    @Override
    public VirtualFile compute() throws IOException {
      getFileSystem().moveFile(requestor, VirtualFile.this, newParent);
      return VirtualFile.this;
    }
  });
}

项目：consulo 文件：VirtualFile.java

/**
 * @return Retrieve the charset file has been loaded with (if loaded) and would be saved with (if would).
 */
@Nonnull
public Charset getCharset() {
  Charset charset = getStoredCharset();
  if (charset == null) {
    charset = EncodingRegistry.getInstance().getDefaultCharset();
    setCharset(charset);
  }
  return charset;
}

项目：consulo 文件：VirtualFileSystemEntry.java

@Override
public VirtualFile copy(final Object requestor, @Nonnull final VirtualFile newParent, @Nonnull final String copyName) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.copy.error", newParent.getPresentableUrl()));
  }

  if (!newParent.isDirectory()) {
    throw new IOException(VfsBundle.message("file.copy.target.must.be.directory"));
  }

  return EncodingRegistry.doActionAndRestoreEncoding(this, () -> ourPersistence.copyFile(requestor, this, newParent, copyName));
}

项目：consulo 文件：VirtualFileSystemEntry.java

@Override
public void move(final Object requestor, @Nonnull final VirtualFile newParent) throws IOException {
  if (getFileSystem() != newParent.getFileSystem()) {
    throw new IOException(VfsBundle.message("file.move.error", newParent.getPresentableUrl()));
  }

  EncodingRegistry.doActionAndRestoreEncoding(this, () -> {
    ourPersistence.moveFile(requestor, this, newParent);
    return this;
  });
}

项目：consulo 文件：LoadTextUtil.java

@Nonnull
private static Charset detectCharset(@Nonnull VirtualFile virtualFile, @Nonnull byte[] content, @Nonnull FileType fileType) {
  Charset charset = null;

  String charsetName = fileType.getCharset(virtualFile, content);
  if (charsetName != null) {
    charset = CharsetToolkit.forName(charsetName);
  }
  else {
    Trinity<Charset,CharsetToolkit.GuessedEncoding, byte[]> guessed = guessFromContent(virtualFile, content, content.length);
    Charset hardCodedCharset = guessed == null ? null : guessed.first;

    if (hardCodedCharset == null) {
      Charset specifiedExplicitly = EncodingRegistry.getInstance().getEncoding(virtualFile, true);
      if (specifiedExplicitly != null) {
        charset = specifiedExplicitly;
      }
    }
    else {
      charset = hardCodedCharset;
    }
  }

  if (charset == null) {
    charset = EncodingRegistry.getInstance().getDefaultCharset();
  }
  virtualFile.setCharset(charset);
  return charset;
}

项目：consulo 文件：ContentRevisionCache.java

private static String bytesToString(FilePath path, @Nonnull byte[] bytes) {
  Charset charset = null;
  if (path.getVirtualFile() != null) {
    charset = path.getVirtualFile().getCharset();
  }

  if (charset != null) {
    int bomLength = CharsetToolkit.getBOMLength(bytes, charset);
    final CharBuffer charBuffer = charset.decode(ByteBuffer.wrap(bytes, bomLength, bytes.length - bomLength));
    return charBuffer.toString();
  }

  return CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset());
}

项目：consulo 文件：PlaybackDebugger.java

private void loadFrom(@Nonnull VirtualFile file) {
  try {
    final String text = CharsetToolkit.bytesToString(file.contentsToByteArray(), EncodingRegistry.getInstance().getDefaultCharset());
    fillDocument(text);
    myChanged = false;
  }
  catch (IOException e) {
    Messages.showErrorDialog(e.getMessage(), "Cannot load file");
  }
}

项目：intellij-ce-playground 文件：CopyFilesOrDirectoriesHandler.java

/**
 * @param elementToCopy PsiFile or PsiDirectory
 * @param newName can be not null only if elements.length == 1
 * @param choice a horrible way to pass/keep user preference
 * @return first copied PsiFile (recursively); null if no PsiFiles copied
 */
@Nullable
public static PsiFile copyToDirectory(@NotNull PsiFileSystemItem elementToCopy,
                                      @Nullable String newName,
                                      @NotNull PsiDirectory targetDirectory,
                                      @Nullable int[] choice) throws IncorrectOperationException, IOException {
  if (elementToCopy instanceof PsiFile) {
    PsiFile file = (PsiFile)elementToCopy;
    String name = newName == null ? file.getName() : newName;
    if (checkFileExist(targetDirectory, choice, file, name, "Copy")) return null;
    return targetDirectory.copyFileFrom(name, file);
  }
  else if (elementToCopy instanceof PsiDirectory) {
    PsiDirectory directory = (PsiDirectory)elementToCopy;
    if (directory.equals(targetDirectory)) {
      return null;
    }
    if (newName == null) newName = directory.getName();
    final PsiDirectory existing = targetDirectory.findSubdirectory(newName);
    final PsiDirectory subdirectory = existing == null ? targetDirectory.createSubdirectory(newName) : existing;
    EncodingRegistry.doActionAndRestoreEncoding(directory.getVirtualFile(), new ThrowableComputable<VirtualFile, IOException>() {
      @Override
      public VirtualFile compute() {
        return subdirectory.getVirtualFile();
      }
    });

    PsiFile firstFile = null;
    PsiElement[] children = directory.getChildren();
    for (PsiElement child : children) {
      PsiFileSystemItem item = (PsiFileSystemItem)child;
      PsiFile f = copyToDirectory(item, item.getName(), subdirectory, choice);
      if (firstFile == null) {
        firstFile = f;
      }
    }
    return firstFile;
  }
  else {
    throw new IllegalArgumentException("unexpected elementToCopy: " + elementToCopy);
  }
}

项目：intellij-ce-playground 文件：MavenJDOMUtil.java

@Nullable
public static Element read(byte[] bytes, @Nullable ErrorHandler handler) {
  return doRead(CharsetToolkit.bytesToString(bytes, EncodingRegistry.getInstance().getDefaultCharset()), handler);
}

项目：tools-idea 文件：CoreApplicationEnvironment.java

public CoreApplicationEnvironment(Disposable parentDisposable) {
  myParentDisposable = parentDisposable;
  Extensions.cleanRootArea(myParentDisposable);

  myFileTypeRegistry = new CoreFileTypeRegistry();
  myEncodingRegistry = new CoreEncodingRegistry();

  myApplication = createApplication(myParentDisposable);
  ApplicationManager.setApplication(myApplication,
                                    new StaticGetter<FileTypeRegistry>(myFileTypeRegistry),
                                    new StaticGetter<EncodingRegistry>(myEncodingRegistry),
                                    myParentDisposable);
  myLocalFileSystem = createLocalFileSystem();
  myJarFileSystem = createJarFileSystem();

  Extensions.registerAreaClass(ExtensionAreas.IDEA_PROJECT, null);

  final MutablePicoContainer appContainer = myApplication.getPicoContainer();
  registerComponentInstance(appContainer, FileDocumentManager.class, new MockFileDocumentManagerImpl(new Function<CharSequence, Document>() {
    @Override
    public Document fun(CharSequence charSequence) {
      return new DocumentImpl(charSequence);
    }
  }, null));

  VirtualFileSystem[] fs = {myLocalFileSystem, myJarFileSystem};
  VirtualFileManagerImpl virtualFileManager = new VirtualFileManagerImpl(fs, new MessageBusImpl(myApplication, null));
  registerComponentInstance(appContainer, VirtualFileManager.class, virtualFileManager);

  registerApplicationService(VirtualFilePointerManager.class, createVirtualFilePointerManager());
  myApplication.registerService(DefaultASTFactory.class, new CoreASTFactory());
  myApplication.registerService(PsiBuilderFactory.class, new PsiBuilderFactoryImpl());
  myApplication.registerService(ReferenceProvidersRegistry.class, new MockReferenceProvidersRegistry());
  myApplication.registerService(StubTreeLoader.class, new CoreStubTreeLoader());
  myApplication.registerService(PsiReferenceService.class, new PsiReferenceServiceImpl());
  myApplication.registerService(MetaDataRegistrar.class, new MetaRegistry());

  registerApplicationExtensionPoint(ContentBasedFileSubstitutor.EP_NAME, ContentBasedFileSubstitutor.class);
  registerExtensionPoint(Extensions.getRootArea(), BinaryFileStubBuilders.EP_NAME, FileTypeExtensionPoint.class);
  registerExtensionPoint(Extensions.getRootArea(), FileContextProvider.EP_NAME, FileContextProvider.class);

  registerApplicationExtensionPoint(MetaDataContributor.EP_NAME, MetaDataContributor.class);

  ProgressIndicatorProvider.ourInstance = createProgressIndicatorProvider();

  myApplication.registerService(JobLauncher.class, createJobLauncher());
}